Math- Statistics
Suppose 60% of adults have a college degree. If I take a random sample of 80 adults, what is the probability at least 50% of them have a college degree?
Taxonomy
classify the followings; shark, horse, phylosgentic
taxonomy
dolphins
physiology and morphology
morphorological classific the following dolphins
Physical Science
Write a paragraph or two about how and why has the atomic idea/model changed (Greeks 1600-1930)
BUSSINESS STATISTICS
Consider the average available for all hotel rooms from the previous assignment. Identify the point estimate of the average number of available hotel rooms in this lesson from each sample. Construct and Interpret a 95% confidence level for the true mean number of available hot...
maths factorization
X2 + 9X + 20 = 0
Algebra 2
a math teacher is randomly distributing 15 rulers with centimeters labels and 10 rulers without centimeter labels. What si the probability that the first ruler she hands out will have centimeter labels and the second ruler will not have labels?
calculus
find the relative extrema and points of inflection, if possible, of y = xln((x^4)/8) Any help would be awesome...thanks! (i know that the relative extrema come from critical values from y' and points of inflection come from y'')
Algebra
I can't figure out this problem... 2x-2-(x-1) = 4-1+x-(-3x) solve for x Will you also show your work and check step Thanks, :)Juliet
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